Is it possible to reduce the amount of water flushed down a water closet by over 50% and still manage the same load during the disposal of human excreta?
[P][P]
Reducing Aquifer Depletion through Increased Recycled Water Consumption
[E]
A showerhead design that transfers the maximum amount of heat to the body using the least amount of water.
[E]
Test three types of fog netting materials.
[E]
Can Cross Linked Polymers Help with California's Water Crisis
[E]
How different surfactant monolayers reduce evaporation in order to find a more efficient way to conserve water.
[E]
See if different mixtures of hardpan and sand could be used to help with California water conservation.
[E]
Assess the water quality of rainwater collected from different geographical areas.
[E]
Are water storing granules (rain drops) in the soil helping to conserve water
[E]
Find the best way to recycle urine so the astronauts would be able to have water without costing the space station a lot of money and cargo weight.
[E]
Recycling Greywater: Can Plants Tolerate It?
[E]
Determine whether the model of Stenocara beetle, which harvests all of its water from desert fog, would collect more or less water vapor than models of a funnel collector and a net collector, which are being used in the world today.
[E]
How does the growth of plants in a natural sewage treatment system affect how well it absorbs phosphates and nitrates?
[P]
Test electrolysis and natural condensation as a means of recycling water
[E][E]
Do low-flow toilets actually conserve water?
[E]
Discover the effect of different types of reclaimed water on the growth of grass.
[E][E][E]Water Purification and Treatment Science Fair Projects & ExperimentsSolar Water Purification & Distillation Science Fair Projects & Experiments

High School - Grades 10-12

P=Project&nbsp&nbsp&nbspE=Experiment

Combatting drought with a low-cost, biodegradable Superabsorbent Polymer made out of orange peels
[P][P]
Biomimicry Study of Torrey Pine Needles for Moisture Harvesting
[E]
The Effects of Acid Rain on Different Materials
[E]
Explore ways of Facing the Freshwater Crisis
[E]
What Can People Do to Conserve Water and Avoid Wet/Dry Spots
[E]
The Effects of Scientific Information Concerning Water Conservation on a Person's Opinions and Attitudes
[E]
Determine the practicality of using warm shower drain water to preheat the cold water supply through a submersive heat exchanger, thereby reducing the amount of hot water needed and thus saving energy.
[E]
Determine whether or not recycled (reclaimed) water would harm California native plant species.
[E]Water Purification and Treatment Science Fair Projects & ExperimentsSolar Water Purification & Distillation Science Fair Projects & Experiments